diff --git a/packaging/rhel/xrootd.spec.in b/packaging/rhel/xrootd.spec.in
index d27134ea039..7843654d51c 100644
--- a/packaging/rhel/xrootd.spec.in
+++ b/packaging/rhel/xrootd.spec.in
@@ -119,6 +119,7 @@ BuildRequires: selinux-policy-devel
 
 %if %{?_with_tests:1}%{!?_with_tests:0}
 BuildRequires: cppunit-devel
+BuildRequires: gtest-devel
 %endif
 
 %if %{?_with_ceph:1}%{!?_with_ceph:0}